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2025-12-01 - 04:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack7slot0.osadl.org (updated Mon Dec 01, 2025 00:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
110050700,0irq/25-eth00-21swapper/119:05:181
117950660,0irq/26-eth1-rx-0-21swapper/219:05:192
110050610,0irq/25-eth00-21swapper/319:05:023
2515424825,0sleep00-21swapper/019:09:270
110050190,0irq/25-eth017178-21diskmemload22:47:511
110050190,0irq/25-eth017178-21diskmemload22:47:511
271180,0ktimersoftd/222719-21consoletype22:20:472
271170,0ktimersoftd/230399-21bash22:02:232
2527099150,0cyclictest110050irq/25-eth023:04:323
25268991513,0cyclictest20-21ksoftirqd/122:32:171
25267991514,0cyclictest6170-21bash21:15:150
25270991413,0cyclictest4454-21bash00:34:543
25270991411,0cyclictest0-21swapper/322:10:523
25269991411,0cyclictest0-21swapper/222:27:242
2526999140,0cyclictest0-21swapper/219:40:212
25267991413,0cyclictest12937-21cpuspeed_turbos21:00:120
25267991413,0cyclictest0-21swapper/023:43:030
41130,0ktimersoftd/021757-21bash22:46:210
41130,0ktimersoftd/021757-21bash22:46:210
351130,0ktimersoftd/310688-21sshd22:45:153
351130,0ktimersoftd/310688-21sshd22:45:143
25270991312,0cyclictest22139-21sshd23:34:373
25270991312,0cyclictest10570-21sshd23:52:373
25270991312,0cyclictest0-21swapper/321:12:053
25270991311,0cyclictest0-21swapper/323:37:303
25270991311,0cyclictest0-21swapper/322:37:493
25269991312,0cyclictest7860-21sshd22:32:112
25269991312,0cyclictest26366-21sshd00:23:212
25269991312,0cyclictest0-21swapper/223:41:592
25269991312,0cyclictest0-21swapper/223:36:322
25269991312,0cyclictest0-21swapper/223:02:572
25269991312,0cyclictest0-21swapper/222:19:022
25269991312,0cyclictest0-21swapper/221:16:042
25269991312,0cyclictest0-21swapper/221:14:492
25269991312,0cyclictest0-21swapper/200:36:492
25268991312,0cyclictest27263-21sshd23:03:031
25268991312,0cyclictest15281-21sshd23:46:381
25268991312,0cyclictest0-21swapper/123:43:511
25268991312,0cyclictest0-21swapper/121:34:471
25268991312,0cyclictest0-21swapper/100:00:071
25268991311,0cyclictest0-21swapper/121:57:061
25268991311,0cyclictest0-21swapper/100:39:151
25267991312,0cyclictest2791-21sshd00:38:140
25267991312,0cyclictest22709-21sshd00:33:220
25267991312,0cyclictest0-21swapper/021:55:370
25267991311,0cyclictest0-21swapper/023:17:160
2526799130,0cyclictest17178-21diskmemload23:38:460
2526799130,0cyclictest17178-21diskmemload22:25:240
2526799130,0cyclictest0-21swapper/022:42:250
2526799130,0cyclictest0-21swapper/021:54:270
271120,0ktimersoftd/20-21swapper/222:37:032
25270991211,0cyclictest1512-21sshd23:15:133
25270991211,0cyclictest0-21swapper/323:10:193
25270991211,0cyclictest0-21swapper/322:51:033
25270991211,0cyclictest0-21swapper/300:14:353
25270991210,0cyclictest0-21swapper/322:23:323
2527099120,0cyclictest13513-21sshd00:18:523
2527099120,0cyclictest0-21swapper/323:26:083
2527099120,0cyclictest0-21swapper/322:31:033
2527099120,0cyclictest0-21swapper/321:55:253
25269991212,0cyclictest0-21swapper/200:07:262
25269991211,0cyclictest14995-21sshd00:32:312
25269991211,0cyclictest0-21swapper/222:58:402
25269991210,0cyclictest0-21swapper/223:19:062
25269991210,0cyclictest0-21swapper/222:46:212
25269991210,0cyclictest0-21swapper/222:46:212
25269991210,0cyclictest0-21swapper/221:53:292
25269991210,0cyclictest0-21swapper/200:15:202
2526999120,0cyclictest0-21swapper/222:50:042
2526999120,0cyclictest0-21swapper/200:28:132
2526999120,0cyclictest0-21swapper/200:10:272
25268991211,0cyclictest7271-21bash23:39:331
25268991211,0cyclictest6488-21sshd23:10:371
25268991211,0cyclictest16208-21sshd22:58:471
25268991211,0cyclictest0-21swapper/123:20:581
25268991211,0cyclictest0-21swapper/122:10:131
25268991211,0cyclictest0-21swapper/100:30:051
25268991210,0cyclictest0-21swapper/123:15:301
2526899120,0cyclictest0-21swapper/123:26:591
2526899120,0cyclictest0-21swapper/122:17:591
2526899120,0cyclictest0-21swapper/120:50:161
25267991210,0cyclictest19029-21sshd22:30:060
25267991210,0cyclictest18134-21bash22:07:340
25267991210,0cyclictest17178-21diskmemload21:28:180
25267991210,0cyclictest0-21swapper/023:08:340
2526799120,0cyclictest0-21swapper/023:55:370
2526799120,0cyclictest0-21swapper/022:21:100
2526799120,0cyclictest0-21swapper/020:25:340
2526799120,0cyclictest0-21swapper/000:24:110
2526799120,0cyclictest0-21swapper/000:06:320
117950120,0irq/26-eth1-rx-17613-21sshd21:10:021
110050120,0irq/25-eth00-21swapper/223:25:572
110050120,0irq/25-eth00-21swapper/122:51:271
41110,0ktimersoftd/027568-21sshd22:56:380
41110,0ktimersoftd/021591-21sshd22:52:500
41110,0ktimersoftd/00-21swapper/023:04:530
25270991110,0cyclictest0-21swapper/320:56:523
2527099110,0cyclictest0-21swapper/319:59:433
2527099110,0cyclictest0-21swapper/319:36:573
2527099110,0cyclictest0-21swapper/319:36:563
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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